HIP 91491
HIP 91491
Star
Lyr
Visible
Level 2
Small telescope (4")
Physical Properties
Magnitude
6.25
Spectral Type
B9V
Star Color
Blue-white
(B-V -0.06)
Position & Identifiers
RA
18h 39m 33.1s
Dec
+40° 56' 06.0"
Constellation
Lyr
HR
7017
HIP
91491
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System
Separation
0.0″
Companion Mag
8.0
Position Angle
136°
Star Colors
A: Blue-white
Discoverer
COU1607
Size Comparison
Querying VizieR for stellar data…
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Stellar Notes
Sep. 0.14" by Couteau; 0.175" by McAlister et al. from speckle interferometry.
Survey Image
Loading survey image…